///potegowanie
const numQuestions = 10;
const maxNumber = 16;
const minNumber = 1;

let numGoodAnswers = 0

function getRandomNumber() {
    return Math.floor((Math.random() * maxNumber) + minNumber);
}

for (let num = 0; num < numQuestions; num++) {
    let firstNumber = 2;
    let secondNumber = getRandomNumber();

    let result = firstNumber ** secondNumber;
    let answer = prompt('How much is ' + firstNumber + ' ** ' + secondNumber + '?');

    if (result.toString() === answer) {
        console.log('Good Answer')
        numGoodAnswers++;
    } else {
        console.log('Bad Answer')
    }
    console.log('Number of correct answers so far:' + numGoodAnswers);
}


let percentResult = (numGoodAnswers / numQuestions) * 100;
let result = (0, 50);
let grade = 1;
console.log(percentResult, result, grade)
while (result <= 100 && percentResult >= result) {
    grade++;
    result = result += 10;
    console.log(grade - 1, result - 10);
}